Middle Fork Salmon River

Tributary of the Salmon River

  • Recommended Fishing Water

Middle Fork Salmon River in Custer, Idaho, Lemhi and Valley Counties is 105.6 miles in length.


Motor Restriction
Boat Ramp
ADA Access

Recommended Game Fish

Species Observed in Surveys

Fish Stocking Records

Date Species Quantity General Size
1971/09/12 Cutthroat 1,008 Fry (0-3 inches)
Source: IDFG Fish Stocking Database.

Licenses and Tags

Learn more about IDFG Licenses, Tags & Permits

Fishing Rules, 2022 - 2024

All Waters Open All Year

Except as modified in Special Rules
Fishing is not allowed within the posted upstream and downstream boundary of any fish weir or trap.

Daily Bag Limits

The following daily bag limits apply to all waters within each region except as modified in the Special Rules. The possession limit is 3-times the daily bag limit after the second day of the season.

Special Rules

Salmon River, Middle Fork and tributaries
  • Trout limit is 0, catch-and-release
  • No bait allowed, barbless hooks required
  • No bag, size or possession limits on bass
Multiple Regional Bag Limits Apply
The Middle Fork Salmon River overlaps multiple regional boundaries. Every effort is made to use special rules to standardize the rules and bag limits across regional boundaries. Check the map to verify in what region you are fishing and follow the corresponding bag limits.
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